Mareen is a very rare variant of Marion that was most common in the 1940s and has all but disappeared.
Mareen is a girl name. It last appears in U.S. records in 1964. Mareen first appears in 1940 and peaked in 1940 (7 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1964 | 5 | — | #7,398 |
| 1960 | 6 | — | #6,124 |
| 1957 | 5 | — | #6,691 |
| 1954 | 6 | — | #5,514 |
| 1953 | 5 | — | #6,206 |
| 1952 | 5 | — | #6,088 |
| 1951 | 5 | — | #5,905 |
| 1949 | 6 | — | #5,034 |
| 1947 | 5 | — | #5,798 |
| 1942 | 5 | — | #5,090 |
| 1940 | 7 | — | #3,724 |